.banner{
    height:270px ;
    background:url(../image/actbanner.jpg) no-repeat center;
    background-size: contain;
    margin-bottom: 100px;
}
.activity{
    width: 100%;
    margin-bottom: 60px;
} 
.w{
    width: 1200px;
    height: 100%;
    margin: 0 auto; 
}
.activity .new{
      font-size: 26px;
      line-height: 26px;
      color: #444444;
      margin-bottom: 10px;
      text-align: center;
}
.activity .lat{
    font-size: 16px;
    line-height: 16px;
    color: #c1c1c1;
    margin-bottom: 59px;
    text-align: center;
}
.activity .item{
    border-bottom: 1px solid #333;
}
.activity .item .card{ 
    width: fit-content;
    height: 86px;
    padding: 57px 0;
    margin: 0 auto;  
}
.activity .card .date{
    float: left;
    color: #969696;
    text-align: right;
}
.activity .card h3{
    font-size: 60px;
    line-height: 45px;
    margin-bottom: 19px;
}
.activity .card .info {
    float: left;
    margin-left: 45px;
}

.activity .card .info p {
    color: #4d4d4d;
    line-height: 20px;
    font-size: 12px;
}

.activity .card .info h4 {
    line-height: 16px;
    margin-bottom: 27px;
    color: #000;
}

.activity .card .arr {
    float: left;
}
.activity .item:hover{
    background-color: #333;
}
.activity .item:hover .card{
    padding-right: 100px;
}
.activity .item:hover .date{
    color: #fff;
}
.activity .item:hover .info h4{
    color: #fff;
}
.activity .item:hover .info p{
    color: #fff;
}
.activity .choose{
    height: 30px;
    width: fit-content;
    text-align: center;
    margin: 0 auto;
    margin-top: 10px;
    margin-bottom: 60px;
}
.activity .choose span{
    float: left;
    width: 28px;
    height: 28px;
    line-height: 30px;
    margin: 0 5px;
    color:gray;  
    border: 1px solid #c9c9c9;
}
.activity .choose span:hover{
    background-color: red;
}
.footer{
    background-color:rgba(125,125,125, 0.5);
}